1 884 93 EFFECT OF YOGA TRAINING ON ONE LEG STANDING AND FUNCTIONAL REACH TESTS IN OBESE INDIVIDUALS WITH POOR POSTURAL CONTROL. [PURPOSE] THE AIM OF THE PRESENT STUDY WAS TO INVESTIGATE THE EFFECT OF YOGA TRAINING ON STATIC AND DYNAMIC STANDING BALANCE IN OBESE INDIVIDUALS WITH POOR STANDING BALANCE. [SUBJECTS AND METHODS] SIXTEEN OBESE VOLUNTEERS WERE RANDOMLY ASSIGNED INTO YOGA AND CONTROL GROUPS. THE YOGA TRAINING PROGRAM WAS PERFORMED FOR 45 MINUTES PER DAY, 3 TIMES PER WEEK, FOR 4 WEEKS. STATIC AND DYNAMIC BALANCE WERE ASSESSED IN VOLUNTEERS WITH ONE LEG STANDING AND FUNCTIONAL REACH TESTS. OUTCOME MEASURES WERE TESTED BEFORE TRAINING AND AFTER A SINGLE WEEK OF TRAINING. TWO-WAY REPEATED MEASURE ANALYSIS OF VARIANCE WITH TUKEY'S HONESTLY SIGNIFICANT DIFFERENCE POST HOC STATISTICS WAS USED TO ANALYZE THE DATA. [RESULTS] OBESE INDIVIDUALS SHOWED SIGNIFICANTLY INCREASED STATIC STANDING BALANCE IN THE YOGA TRAINING GROUP, BUT THERE WAS NO SIGNIFICANT IMPROVEMENT OF STATIC OR DYNAMIC STANDING BALANCE IN THE CONTROL GROUP AFTER 4 WEEKS. IN THE YOGA GROUP, SIGNIFICANT INCREASES IN STATIC STANDING BALANCE WAS FOUND AFTER THE 2ND, 3RD, AND 4TH WEEKS. COMPARED WITH THE CONTROL GROUP, STATIC STANDING BALANCE IN THE YOGA GROUP WAS SIGNIFICANTLY DIFFERENT AFTER THE 2ND WEEK, AND DYNAMIC STANDING BALANCE WAS SIGNIFICANTLY DIFFERENT AFTER THE 4TH WEEK. [CONCLUSION] YOGA TRAINING WOULD BE BENEFICIAL FOR IMPROVING STANDING BALANCE IN OBESE INDIVIDUALS WITH POOR STANDING BALANCE. 2015 2 2134 31 THE EFFECTS OF A THERAPEUTIC YOGA PROGRAM ON POSTURAL CONTROL, MOBILITY, AND GAIT SPEED IN COMMUNITY-DWELLING OLDER ADULTS. OBJECTIVE: TO EXAMINE THE EFFECTS OF A 12-WEEK THERAPEUTIC YOGA PROGRAM ON GAIT SPEED, POSTURAL CONTROL, AND MOBILITY IN COMMUNITY-DWELLING OLDER ADULTS. DESIGN: QUASI-EXPERIMENTAL STUDY WITH A PRETEST/POST-TEST DESIGN. RESEARCHERS EVALUATED CHANGES OVER TIME (PRETEST TO POST-TEST) IN ALL OUTCOME MEASURES. PAIRED T-TESTS WERE USED TO ANALYZE NORMAL AND FAST GAIT SPEED, TIMED UP AND GO TEST, AND TIMED UP AND GO DUAL TASK. WILCOXON SIGNED-RANK TEST WAS USED TO EVALUATE SCORES FOR THE MINI-BESTEST (MBT). SETTING: YOGA CLASSES WERE PERFORMED AT A LOCAL SENIOR CENTER. BLIND EXAMINERS WHO WERE PREVIOUSLY TRAINED IN THE OUTCOME MEASURES PERFORMED ALL PRETESTS AND POST-TESTS AT THE SITE. PARTICIPANTS: THIRTEEN ADULTS (12 WOMEN AND 1 MAN, WITH A MEAN AGE+/-STANDARD DEVIATION OF 72+/-6.9 YEARS) COMPLETED THE STUDY. RESEARCH PARTICIPANTS HAD MINIMAL TO NO YOGA EXPERIENCE. INTERVENTIONS: A 12-WEEK, 60-MINUTE, BIWEEKLY KRIPALU YOGA CLASS DESIGNED SPECIFICALLY FOR COMMUNITY-DWELLING OLDER ADULTS. OUTCOME MEASURES: POSTURAL CONTROL (MBT), MOBILITY (TIMED UP AND GO TEST), AND GAIT SPEED (NORMAL AND FAST) WERE ASSESSED. RESULTS: ALL 13 PARTICIPANTS ATTENDED AT LEAST 19 OF THE 24 CLASSES (80% ATTENDANCE). STATISTICALLY SIGNIFICANT IMPROVEMENTS WERE SEEN IN THE MBT (P=0.039), NORMAL GAIT SPEED (P=0.015), FAST GAIT SPEED (P=0.001), TIMED UP AND GO TEST (P=0.045), AND TIMED UP AND GO DUAL-TASK (P=0.05). CONCLUSIONS: IMPROVEMENTS IN POSTURAL CONTROL AND MOBILITY AS MEASURED BY THE MBT AND TIMED UP AND GO GAIT AS MEASURED BY FAST GAIT SPEED INDICATE THAT RESEARCH PARTICIPANTS BENEFITTED FROM THE THERAPEUTIC YOGA INTERVENTION. THE YOGA PROGRAM DESIGNED FOR THIS STUDY INCLUDED ACTIVITIES IN STANDING, SITTING, AND LYING ON THE FLOOR AND MAY BE EFFECTIVE IN IMPROVING MOBILITY, POSTURAL CONTROL, AND GAIT SPEED IN COMMUNITY-DWELLING OLDER ADULTS. 2014 3 666 27 EFFECT OF A 12-WEEK YOGA INTERVENTION ON FEAR OF FALLING AND BALANCE IN OLDER ADULTS: A PILOT STUDY. OBJECTIVE: TO DETERMINE WHETHER FEAR OF FALLING (FOF) AND BALANCE IMPROVED AFTER A 12-WEEK YOGA INTERVENTION AMONG OLDER ADULTS. DESIGN: A 12-WEEK YOGA INTERVENTION SINGLE-ARMED PILOT STUDY. SETTING: A RETIREMENT COMMUNITY IN A MEDIUM-SIZED UNIVERSITY TOWN IN THE MIDWEST. PARTICIPANTS: A CONVENIENCE SAMPLE OF ADULTS (N=14) OVER THE AGE OF 65 YEARS WHO ALL ENDORSED AN FOF. INTERVENTION: EACH PARTICIPANT TOOK PART IN A BIWEEKLY 12-WEEK YOGA INTERVENTION. THE YOGA SESSIONS INCLUDED BOTH PHYSICAL POSTURES AND BREATHING EXERCISES. POSTURES WERE COMPLETED IN SITTING AND STANDING POSITIONS. MAIN OUTCOME MEASURES: WE MEASURED FOF WITH THE ILLINOIS FOF MEASURE AND BALANCE WITH THE BERG BALANCE SCALE. UPPER- AND LOWER-BODY FLEXIBILITY WERE MEASURED WITH THE BACK SCRATCH TEST AND CHAIR SIT AND REACH TEST, RESPECTIVELY. RESULTS: FOF DECREASED BY 6%, STATIC BALANCE INCREASED BY 4% (P=.045), AND LOWER-BODY FLEXIBILITY INCREASED BY 34%. CONCLUSIONS: THE RESULTS INDICATE THAT YOGA MAY BE A PROMISING INTERVENTION TO MANAGE FOF AND IMPROVE BALANCE, THEREBY REDUCING FALL RISK FOR OLDER ADULTS. REHABILITATION THERAPISTS MAY WISH TO EXPLORE YOGA AS A MODALITY FOR BALANCE AND FALLS PROGRAMMING; HOWEVER, FUTURE RESEARCH IS NEEDED TO CONFIRM THE USE OF YOGA IN SUCH PROGRAMMING. 2010 4 965 32 EFFECTS OF A YOGA PROGRAM ON POSTURAL CONTROL, MOBILITY, AND GAIT SPEED IN COMMUNITY-LIVING OLDER ADULTS: A PILOT STUDY. OBJECTIVES: TO EXAMINE THE IMPACT OF AN 8-WEEK THERAPEUTIC YOGA PROGRAM ON POSTURAL CONTROL, MOBILITY, RISING FROM THE FLOOR, AND GAIT SPEED IN COMMUNITY-LIVING OLDER ADULTS. DESIGN: PRETEST/POSTTEST DESIGN WITH AN EXPERIMENTAL GROUP AND AN AGE-MATCHED CONTROL GROUP. CHANGES OVER TIME (PRETEST TO POSTTEST) WERE EVALUATED IN ALL OUTCOME MEASURES USING PAIRED T TESTS. SETTING: THE YOGA CLASS WAS PERFORMED AT A LOCAL CONTINUING CARE RETIREMENT COMMUNITY. ALL TESTING WAS PERFORMED AT THE SITE. CONTROL-SUBJECT PRETESTS AND POSTTESTS WERE PERFORMED AT A SECOND CONTINUING CARE RETIREMENT COMMUNITY. PARTICIPANTS: EIGHT RESEARCH PARTICIPANTS, ALL WOMEN, WITH A MEAN AGE OF 84 (4.6) YEARS, 8 CONTROL PARTICIPANTS, 5 WOMEN AND 3 MEN, AGED 81.3 (4.9) YEARS. RESEARCH PARTICIPANTS WERE NAIVE TO YOGA. INTERVENTIONS: AN 8-WEEK, 80-MINUTE, BIWEEKLY KRIPALU YOGA CLASS DESIGNED SPECIFICALLY FOR COMMUNITY-DWELLING OLDER ADULTS. MAIN OUTCOME MEASURES: POSTURAL CONTROL (BERG BALANCE SCALE), MOBILITY (TIME TO RISE FROM THE FLOOR TO STANDING, TIMED UP AND GO), GAIT (USUAL AND FAST GAIT SPEED), AND BALANCE CONFIDENCE (ACTIVITIES-SPECIFIC BALANCE SCALE). RESULTS: ALL SUBJECTS ATTENDED AT LEAST 10 OF THE 16 CLASSES (62% ATTENDANCE). POSTTEST DIFFERENCES WERE FOUND FOR YOGA PARTICIPANTS IN BALANCE SCORES (P < .003) AND FAST WALKING SPEED (P < .031). NO OTHER SIGNIFICANT CHANGES WERE NOTED. CONCLUSIONS: IMPROVEMENTS IN POSTURAL CONTROL AS MEASURED BY THE BERG BALANCE SCALE AND GAIT AS MEASURED BY FAST GAIT SPEED INDICATE THAT RESEARCH SUBJECTS BENEFITED FROM THE YOGA INTERVENTION. THE YOGA PROGRAM DESIGNED FOR THIS STUDY INCLUDED THE ACTIVITIES OF STANDING, SITTING, AND LYING ON THE FLOOR. THEREFORE, SUBJECTS PERFORM ACTIVITIES DURING YOGA THAT CAN IMPROVE POSTURAL CONTROL, MOBILITY, AND GAIT SPEED. 2011 5 896 32 EFFECT OF YOGASANA INTERVENTION ON STANDING BALANCE PERFORMANCE AMONG PEOPLE WITH DIABETIC PERIPHERAL NEUROPATHY: A PILOT STUDY. BACKGROUND: DIABETIC PERIPHERAL NEUROPATHY (DPN) IS KNOWN TO CAUSE IMPAIRED BALANCE AND EVENTUALLY INCREASED RISK OF FALL. YOGASANAS CHARACTERIZED BY SLOW, GENTLE TRANSITIONS INTO POSTURES WITH A VARYING BASE OF SUPPORT AND FOCUS ON BODY AWARENESS DURING MOVEMENT HOLD POTENTIAL FOR TRAINING BALANCE CONTROL. THEREFORE, THE CURRENT STUDY AIMED TO EVALUATE EFFECT OF STRUCTURED YOGASANA INTERVENTION COMPARED TO CONVENTIONAL BALANCE EXERCISE ON STATIC AND DYNAMIC BALANCE PERFORMANCE AMONG PEOPLE WITH DIABETIC NEUROPATHY. METHODS: : THIRTY-FIVE PEOPLE WITH DPN AGED 42-70 YEARS WERE RECRUITED TO YOGASANA INTERVENTION GROUP (N = 11), CONVENTIONAL BALANCE EXERCISES GROUP (N = 10), AND CONTROL GROUP (N = 14) FOLLOWING ETHICAL APPROVAL. ALL PARTICIPANTS WERE EVALUATED AT BASELINE AND POST 12-WEEK INTERVENTION ON STAR EXCURSION BALANCE TEST, SINGLE-LIMB STANCE TEST, AND CENTER OF PRESSURE (COP) EXCURSION FOR BALANCE PERFORMANCE, MODIFIED FALL EFFICACY SCALE FOR FEAR OF FALLS AND LOWER EXTREMITY STRENGTH USING CHAIR STAND TEST AND STEP-UP TEST. RESULTS: BALANCE PERFORMANCE (STATIC AND DYNAMIC MEASURED BY STAR EXCURSION BALANCE TEST, SINGLE-LIMB STANCE TEST, AND COP EXCURSION, LOWER EXTREMITY STRENGTH (USING CHAIR STAND TEST AND STEP-UP TEST) DEMONSTRATED IMPROVEMENT AND FEAR OF FALL REDUCED AMONG YOGASANA INTERVENTION GROUP (P = 0.05) AND CONVENTIONAL BALANCE EXERCISES GROUP (P = 0.05) POST 12-WEEK INTERVENTION. COP EXCURSION INCREASED IN THE CONTROL GROUP INDICATING DETERIORATION IN BALANCE PERFORMANCE AFTER 12 WEEKS (P = 0.05). POST HOC COMPARISON REVEALED THAT YOGASANA INTERVENTION WAS MARGINALLY MORE EFFECTIVE IN IMPROVING STATIC AND DYNAMIC BALANCE PERFORMANCE COMPARED TO CONVENTIONAL BALANCE EXERCISES IN ALL VARIABLES OF STANDING BALANCE PERFORMANCE (P = 0.025). CONCLUSION: YOGASANA AND CONVENTIONAL BALANCE EXERCISES WERE EFFECTIVE IN IMPROVING STATIC AND DYNAMIC BALANCE PERFORMANCE, LOWER EXTREMITY MUSCLE STRENGTH, AND REDUCING FEAR OF FALL AMONG PEOPLE WITH DPN. YOGASANA INTERVENTION DEMONSTRATED MARGINALLY GREATER IMPROVEMENT IN STATIC AND DYNAMIC BALANCE PERFORMANCE AND LOWER EXTREMITY MUSCLE STRENGTH COMPARED TO CONVENTIONAL EXERCISE. 2021 6 1743 32 PHYSICAL-PERFORMANCE OUTCOMES AND BIOMECHANICAL CORRELATES FROM THE 32-WEEK YOGA EMPOWERS SENIORS STUDY. BACKGROUND. YOGA EMPOWERS SENIORS STUDY (YESS) QUANTIFIED PHYSICAL DEMANDS ASSOCIATED WITH YOGA PERFORMANCE USING BIOMECHANICAL METHODS. THIS STUDY EVALUATED THE EFFICACY OF THE PROGRAM ON PHYSICAL FUNCTION OUTCOMES. METHODS. TWENTY COMMUNITY-DWELLING OLDER ADULTS AGED 70.7 +/- 3.8 YEARS ATTENDED BIWEEKLY 60-MINUTE HATHA YOGA CLASSES FOR 32 WEEKS. FOUR DOMAINS OF THE PHYSICAL MEASUREMENTS INCLUDING (1) FUNCTIONAL PERFORMANCE, (2) FLEXIBILITY, (3) MUSCLE STRENGTH, AND (4) BALANCE WERE TAKEN AT THE BASELINE, 16-WEEK AND 32-WEEK TIME POINTS. REPEATED-MEASURES ANOVA OMNIBUS TESTS AND TUKEY'S POST HOC TESTS WERE EMPLOYED TO EXAMINE THE DIFFERENCES IN EACH OUTCOME VARIABLE ACROSS THE 3 TIME POINTS. RESULTS. IMPROVED TIMED CHAIR STANDS (P < 0.01), 8-FOOT UP AND GO (P < 0.05), 2-MIN STEP TEST (P < 0.05), AND VERTICAL REACH (P = 0.05) PERFORMANCE WERE EVIDENT. ISOMETRIC KNEE FLEXOR STRENGTH (P < 0.05) AND REPETITIONS OF THE HEEL RISE TEST (P < 0.001) ALSO INCREASED FOLLOWING THE 32-WEEK INTERVENTION. BOTH FLEXIBILITY AND BALANCE PERFORMANCE REMAINED UNCHANGED. CONCLUSIONS. SIGNIFICANT IMPROVEMENTS IN PHYSICAL FUNCTION AND MUSCLE-SPECIFIC LOWER-EXTREMITY STRENGTH OCCUR WITH THE REGULAR PRACTICE OF A MODIFIED HATHA YOGA PROGRAM DESIGNED FOR SENIORS. THESE ADAPTATIONS CORRESPONDED WITH THE PREVIOUSLY REPORTED BIOMECHANICAL DEMANDS OF THE POSES. 2016 7 510 36 COMPARATIVE IMPACTS OF TAI CHI, BALANCE TRAINING, AND A SPECIALLY-DESIGNED YOGA PROGRAM ON BALANCE IN OLDER FALLERS. OBJECTIVE: TO COMPARE THE EFFECT OF A CUSTOM-DESIGNED YOGA PROGRAM WITH 2 OTHER BALANCE TRAINING PROGRAMS. DESIGN: RANDOMIZED CONTROLLED TRIAL. SETTING: RESEARCH LABORATORY. PARTICIPANTS: A GROUP OF OLDER ADULTS (N=39; MEAN AGE, 74.15 +/- 6.99 Y) WITH A HISTORY OF FALLING. INTERVENTIONS: THREE DIFFERENT EXERCISE INTERVENTIONS (TAI CHI, STANDARD BALANCE TRAINING, YOGA) WERE GIVEN FOR 12 WEEKS. MAIN OUTCOME MEASURES: BALANCE PERFORMANCE WAS EXAMINED DURING PRE- AND POSTTEST USING FIELD TESTS, INCLUDING THE 8-FOOT UP-AND-GO TEST, 1-LEG STANCE, FUNCTIONAL REACH, AND USUAL AND MAXIMAL WALKING SPEED. THE STATIC AND DYNAMIC BALANCES WERE ALSO ASSESSED BY POSTURAL SWAY AND DYNAMIC POSTUROGRAPHY, RESPECTIVELY. RESULTS: TRAINING PRODUCED SIGNIFICANT IMPROVEMENTS IN ALL FIELD TESTS (P<.005), BUT GROUP DIFFERENCE AND TIME X GROUP INTERACTION WERE NOT DETECTED. FOR POSTURAL SWAY, SIGNIFICANT DECREASES IN THE AREA OF THE CENTER OF PRESSURE WITH EYES OPEN (P=.001) AND EYES CLOSED (P=.002) WERE DETECTED AFTER TRAINING. FOR EYES OPEN, MAXIMUM MEDIAL-LATERAL VELOCITY SIGNIFICANTLY DECREASED FOR THE SAMPLE (P=.013). FOR EYES CLOSED, MEDIAL-LATERAL DISPLACEMENT DECREASED FOR TAI CHI (P<.01). FOR DYNAMIC POSTUROGRAPHY, SIGNIFICANT IMPROVEMENTS IN OVERALL SCORE (P=.001), TIME ON THE TEST (P=.006), AND 2 LINEAR MEASURES IN LATERAL (P=.001) AND ANTERIOR-POSTERIOR (P<.001) DIRECTIONS WERE SEEN FOR THE SAMPLE. CONCLUSIONS: YOGA WAS AS EFFECTIVE AS TAI CHI AND STANDARD BALANCE TRAINING FOR IMPROVING POSTURAL STABILITY AND MAY OFFER AN ALTERNATIVE TO MORE TRADITIONAL PROGRAMS. 2014 8 2095 37 THE EFFECT OF YOGA ASANA "VRKSASANA (TREE POSE)" ON BALANCE IN PATIENTS WITH POSTMENOPAUSAL OSTEOPOROSIS: A RANDOMIZED CONTROLLED TRIAL. OBJECTIVE: IN THIS STUDY, THE EFFECT OF THE ADD-ON EFFECT OF THE TREE POSE (VRKSASANA) ON THE BALANCE OF PATIENTS WITH POSTMENOPAUSAL OSTEOPOROSIS WAS INVESTIGATED. DESIGN: THIRTY-TWO PATIENTS WITH POSTMENOPAUSAL OSTEOPOROSIS WERE RANDOMLY ASSIGNED TO CONSERVATIVE EXERCISE GROUP (30 MINS/D FOR 12 WKS) OR TREE POSE-ADDED EXERCISE GROUP (30-MIN CONVENTIONAL EXERCISE + 2-MIN TREE POSE/D FOR 12 WKS) BY MICROSOFT EXCEL RANDOMIZATION OPTION. THE BALANCE OF THE PATIENTS WAS EVALUATED WITH BERG BALANCE SCALE, TIMED UP AND GO TEST, SINGLE-LEG STANDING TEST, TANDEM WALK TEST, TANDEM STANCE TEST, AND KOREBALANCE STATIC&DYNAMIC BALANCE TESTS AT BASELINE, SIXTH WEEK, AND THIRD MONTH OF THE EXERCISE PROGRAM. RESULTS: THERE WAS NO STATISTICALLY SIGNIFICANT DIFFERENCE ON BASELINE DATA BETWEEN GROUPS. THERE WAS A STATISTICALLY SIGNIFICANT DIFFERENCE BETWEEN THE TWO GROUPS IN THE SIXTH-WEEK MEASUREMENT OF SINGLE-LEG STANCE (P < 0.05). IN THE BERG BALANCE SCALE, STATIC BALANCE TEST, DYNAMIC BALANCE TEST, AND TANDEM WALK TEST, A STATISTICALLY SIGNIFICANT DIFFERENCE WAS FOUND AMONG BASELINE, SIXTH-WEEK, AND 12TH WEEK MEASUREMENTS IN BOTH THE EXERCISE GROUP AND THE TREE POSE-ADDED EXERCISE GROUP. CONCLUSIONS: GAINS IN THE STATIC AND DYNAMIC BALANCE OF POSTMENOPAUSAL OSTEOPOROTIC PATIENTS CAN BE OBTAINED BY ADDING "VRKSASANA" TO CONVENTIONAL EXERCISES. 2022 9 2064 34 THE BIOMECHANICAL DEMANDS OF STANDING YOGA POSES IN SENIORS: THE YOGA EMPOWERS SENIORS STUDY (YESS). BACKGROUND: THE NUMBER OF OLDER ADULTS PARTICIPATING IN YOGA HAS INCREASED DRAMATICALLY IN RECENT YEARS; YET, THE PHYSICAL DEMANDS ASSOCIATED WITH YOGA PERFORMANCE HAVE NOT BEEN REPORTED. THE PRIMARY AIM OF THE YOGA EMPOWERS SENIORS STUDY (YESS) WAS TO USE BIOMECHANICAL METHODS TO QUANTIFY THE PHYSICAL DEMANDS ASSOCIATED WITH THE PERFORMANCE OF 7 COMMONLY-PRACTICED STANDING YOGA POSES IN OLDER ADULTS. METHODS: 20 AMBULATORY OLDER ADULTS (70.7+-3.8 YRS) ATTENDED 2 WEEKLY 60-MINUTE HATHA YOGA CLASSES FOR 32 WEEKS. THE LOWER-EXTREMITY NET JOINT MOMENTS OF FORCE (JMOFS), WERE OBTAINED DURING THE PERFORMANCE OF THE FOLLOWING POSES: CHAIR, WALL PLANK, TREE, WARRIOR II, SIDE STRETCH, CRESCENT, AND ONE-LEGGED BALANCE. REPEATED-MEASURE ANOVA AND TUKEY'S POST-HOC TESTS WERE USED TO IDENTIFY DIFFERENCES IN JMOFS AMONG THE POSES. ELECTROMYOGRAPHIC ANALYSIS WAS USED TO SUPPORT THE JMOF FINDINGS. RESULTS: THERE WAS A SIGNIFICANT MAIN EFFECT FOR POSE, AT THE ANKLE, KNEE AND HIP, IN THE FRONTAL AND SAGITTAL PLANES (P=0.00-0.03). THE CRESCENT, CHAIR, WARRIOR II, AND ONE-LEGGED BALANCE POSES GENERATED THE GREATEST AVERAGE SUPPORT MOMENTS. SIDE STRETCH GENERATED THE GREATEST AVERAGE HIP EXTENSOR AND KNEE FLEXOR JMOFS. CRESCENT PLACED THE HIGHEST DEMANDS ON THE HIP FLEXORS AND KNEE EXTENSORS. ALL OF THE POSES PRODUCED ANKLE PLANTAR-FLEXOR JMOFS. IN THE FRONTAL PLANE, THE TREE GENERATED THE GREATEST AVERAGE HIP AND KNEE ABDUCTOR JMOFS; WHEREAS WARRIOR II GENERATED THE GREATEST AVERAGE HIP AND KNEE ADDUCTOR JMOFS. WARRIOR II AND ONE-LEGGED BALANCE INDUCED THE LARGEST AVERAGE ANKLE EVERTOR AND INVERTOR JMOFS, RESPECTIVELY. THE ELECTROMYOGRAPHIC FINDINGS WERE CONSISTENT WITH THE JMOF RESULTS. CONCLUSIONS: MUSCULOSKELETAL DEMAND VARIED SIGNIFICANTLY ACROSS THE DIFFERENT POSES. THESE FINDINGS MAY BE USED TO GUIDE THE DESIGN OF EVIDENCE-BASED YOGA INTERVENTIONS THAT ADDRESS INDIVIDUAL-SPECIFIC TRAINING AND REHABILITATION GOALS IN SENIORS. CLINICAL TRIAL REGISTRATION: THIS STUDY IS REGISTERED WITH NIH CLINICALTRIALS.GOV #NCT 01411059. 2013 10 34 31 A 12-WEEK IYENGAR YOGA PROGRAM IMPROVED BALANCE AND MOBILITY IN OLDER COMMUNITY-DWELLING PEOPLE: A PILOT RANDOMIZED CONTROLLED TRIAL. BACKGROUND: EXERCISE THAT CHALLENGES BALANCE CAN IMPROVE MOBILITY AND PREVENT FALLS IN OLDER ADULTS. YOGA AS A PHYSICAL ACTIVITY OPTION FOR OLDER ADULTS IS NOT WELL STUDIED. THIS TRIAL EVALUATED THE FEASIBILITY AND EFFECT OF A 12-WEEK IYENGAR YOGA PROGRAM ON BALANCE AND MOBILITY IN OLDER PEOPLE. METHODS: WE CONDUCTED A BLINDED, PILOT RANDOMIZED CONTROLLED TRIAL WITH INTENTION-TO-TREAT ANALYSIS. PARTICIPANTS WERE 54 COMMUNITY DWELLERS (MEAN AGE 68 YEARS, SD 7.1) NOT CURRENTLY PARTICIPATING IN YOGA OR TAI CHI. THE INTERVENTION GROUP (N = 27) PARTICIPATED IN A 12-WEEK, TWICE-WEEKLY YOGA PROGRAM FOCUSED ON STANDING POSTURES AND RECEIVED A FALL PREVENTION EDUCATION BOOKLET. THE CONTROL GROUP (N = 27) RECEIVED THE EDUCATION BOOKLET ONLY. PRIMARY OUTCOME WAS STANDING BALANCE COMPONENT OF THE SHORT PHYSICAL PERFORMANCE BATTERY WITH ADDITION OF ONE-LEGGED STANCE TIME (STANDING BALANCE). SECONDARY OUTCOMES WERE THE TIMED SIT-TO-STAND TEST, TIMED 4-M WALK, ONE-LEGGED STAND WITH EYES CLOSED, AND SHORT FALLS EFFICACY SCALE-INTERNATIONAL. FEASIBILITY WAS MEASURED BY RECORDING CLASS ATTENDANCE AND ADVERSE EVENTS. RESULTS: FIFTY-TWO PARTICIPANTS COMPLETED FOLLOW-UP ASSESSMENTS. THE INTERVENTION GROUP SIGNIFICANTLY IMPROVED COMPARED WITH CONTROL GROUP ON STANDING BALANCE (MEAN DIFFERENCE = 1.52 SECONDS, 95% CI 0.10-2.96, P = .04), SIT-TO-STAND TEST (MEAN DIFFERENCE = -3.43 SECONDS, 95% CI -5.23 TO -1.64, P < .001), 4-M WALK (MEAN DIFFERENCE = -0.50 SECONDS, 95% CI -0.72 TO -0.28, P < .001), AND ONE-LEGGED STAND WITH EYES CLOSED (MEAN DIFFERENCE = 1.93 SECONDS, 95% CI 0.40-3.46, P = .02). AVERAGE CLASS ATTENDANCE WAS 20 OF 24 CLASSES (83%). NO SERIOUS ADVERSE EVENTS OCCURRED. CONCLUSIONS: THIS TRIAL DEMONSTRATES THE BALANCE AND MOBILITY-RELATED BENEFITS AND FEASIBILITY OF IYENGAR YOGA FOR OLDER PEOPLE. THE FALL PREVENTION EFFECT OF IYENGAR YOGA WARRANTS FURTHER INVESTIGATION. 2013 11 2306 28 TRAINING BENEFITS AND INJURY RISKS OF STANDING YOGA APPLIED IN MUSCULOSKELETAL PROBLEMS: LOWER LIMB BIOMECHANICAL ANALYSIS. STANDING YOGA POSES STRENGTHEN A PERSON'S LEGS AND HELPS TO ACHIEVE THE GOAL OF MUSCULOSKELETAL REHABILITATION, BUT INADEQUATE EXERCISE PLANNING CAN CAUSE INJURIES. THIS STUDY INVESTIGATED CHANGES IN THE ELECTROMYOGRAM AND JOINT MOMENTS OF FORCE (JMOFS) OF LOWER EXTREMITIES DURING COMMON STANDING YOGA POSES IN ORDER TO EXPLORE THE FEASIBILITY AND POSSIBLE INJURY RISK IN DEALING WITH MUSCULOSKELETAL PROBLEMS. ELEVEN YOGA INSTRUCTORS WERE RECRUITED TO EXECUTE FIVE YOGA POSES (CHAIR, TREE, WARRIOR 1, 2, AND 3). THE RESULTS REVEALED SIGNIFICANT DIFFERENCES IN HIP, KNEE, AND ANKLE JMOFS AND VARYING DEGREES OF MUSCLE ACTIVATION AMONG THE POSES. AMONG THESE POSES, RECTUS FEMORIS MUSCLE ACTIVATION DURING THE CHAIR POSE WAS THE HIGHEST, WARRIOR 2 PRODUCED THE HIGHEST MUSCLE ACTIVATION IN THE VASTUS LATERALIS OF THE FRONT LIMB, WHILE WARRIOR 1 HAD THE HIGHEST MUSCLE ACTIVATION IN THE VASTUS MEDIALIS OF THE BACK LIMB. THEREFORE, ALL THREE POSES CAN POSSIBLY BE SUGGESTED AS A THERAPEUTIC INTERVENTION FOR QUADRICEPS STRENGTHENING. WARRIOR 1 WAS POSSIBLY SUGGESTED AS A THERAPEUTIC INTERVENTION IN ORDER TO REDUCE EXCESSIVE LATERAL OVERLOAD OF THE PATELLA, BUT THE POSSIBLE ADVERSE EFFECTS OF WARRIOR 2 WITH THE HIGHEST KNEE ADDUCTOR JMOF IN THE BACK LIMB COULD RAISE JOINT REACTION FORCES ACROSS THE MEDIAL CONDYLES. IN SINGLE-LEG BALANCE POSTURES, WARRIOR 3 HAD UNIQUE TRAINING EFFECTS ON THE HAMSTRING, AND IS THEREFORE SUGGESTED AS A PART OF HAMSTRING REHABILITATION EXERCISES. THE TREE POSE INDUCED LOW LOWER-EXTREMITY JMOFS AND A LOW LEVEL OF THIGH MUSCLE ACTIVATIONS WHEN IT WAS PERFORMED BY SENIOR INSTRUCTORS WITH EXCELLENT BALANCE CONTROL; HOWEVER, FOR YOGA BEGINNERS WITH INSUFFICIENT STABILITY, IT WILL BE A USEFUL TRAINING MODE FOR STRENGTHENING THE MUSCLES THAT HELP TO KEEP ONE UPRIGHT. THIS STUDY QUANTIFIED THE PHYSICAL DEMANDS OF YOGA POSES USING BIOMECHANICAL DATA AND ELUCIDATED THE STRUCTURES AND PRINCIPLES UNDERLYING EACH YOGA MOVEMENT. THIS IS CRUCIAL FOR YOGA PRACTITIONERS. 2021 12 2712 30 YOGA LEADS TO MULTIPLE PHYSICAL IMPROVEMENTS AFTER STROKE, A PILOT STUDY. OBJECTIVE: TO ASSESS CHANGE IN PHYSICAL FUNCTIONING (PAIN, RANGE OF MOTION (ROM), STRENGTH, AND ENDURANCE) AFTER 8 WEEKS OF THERAPEUTIC-YOGA. DESIGN: PLANNED ANALYSES OF DATA FROM A RANDOMIZED PILOT STUDY OF YOGA AFTER STROKE. SETTING: UNIVERSITY-BASED RESEARCH LABORATORY. PARTICIPANTS: PEOPLE WITH CHRONIC STROKE (N=47) RANDOMIZED TO THERAPEUTIC-YOGA (N=37) OR WAIT-LIST CONTROL (N=10). INTERVENTIONS: 16 SESSIONS OF THERAPEUTIC YOGA (TWICE A WEEK/8 WEEKS). YOGA WAS DELIVERED IN A STANDARDIZED AND PROGRESSIVE FORMAT WITH POSTURES, BREATHING, AND MEDITATION, AND RELAXATION IN SITTING, STANDING, AND SUPINE. MAIN MEASURES: PAIN WAS ASSESSED WITH THE PEG, A 3-ITEM FUNCTIONAL MEASURE OF THE INTERFERENCE OF PAIN. ROM INCLUDED NECK AND HIP ACTIVE AND PASSIVE ROM MEASUREMENTS). UPPER AND LOWER EXTREMITY STRENGTH WERE ASSESSED WITH THE ARM CURL TEST AND CHAIR-TO-STAND TEST, RESPECTIVELY. ENDURANCE WAS ASSESSED WITH THE 6-MINUTE WALK AND MODIFIED 2-MIN STEP TEST. RESULTS: AFTER A BONFERRONI CORRECTION, PAIN, NECK ROM, HIP PASSIVE ROM, UPPER EXTREMITY STRENGTH, AND THE 6-MIN WALK SCORES ALL SIGNIFICANTLY IMPROVED AFTER 8 WEEKS OF ENGAGING IN YOGA. NO CHANGES OCCURRED IN THE WAIT-LIST CONTROL GROUP. CONCLUSIONS: A GROUP THERAPEUTIC-YOGA INTERVENTION MAY IMPROVE MULTIPLE ASPECTS OF PHYSICAL FUNCTIONING AFTER STROKE. SUCH AN INTERVENTION MAY BE COMPLEMENTARY TO TRADITIONAL REHABILITATION. 2014 13 1693 25 OXYGEN CONSUMPTION DURING VINIYOGA PRACTICE IN ADULTS. CONTEXT: THE PURPOSE OF THIS STUDY WAS TO MEASURE THE OXYGEN CONSUMPTION (VO2) DURING VINIYOGA YOGA MOVEMENTS (ASANAS) AND TO COMPARE VO2 WALKING AMONG ADULTS. METHODS: YOGA PRACTITIONERS (N = 10) WERE RECRUITED TO MEASURE VO2 WHILE AT REST (30 MIN), PRACTICING YOGA (16 MOVEMENTS WITH DIFFERENT VARIATIONS), AND TREADMILL WALKING AT 2 MPH (10 MIN) AND 3 MPH (10 MIN). VO2 WAS MEASURED USING A WHOLE-ROOM INDIRECT CALORIMETRY. EACH YOGA MOVEMENT WAS CATEGORIZED BY BODY ORIENTATION AS STANDING, LYING, AND SITTING. THE DIFFERENCES IN VO2 BETWEEN YOGA AND WALKING WERE EXAMINED USING PEARSON'S CORRELATIONS. DIFFERENCES IN VO2 BETWEEN POSES (STANDING, SITTING, AND LYING) WERE EXAMINED USING LINEAR REGRESSION MODELS. VO2. RESULTS: MEAN YOGA-VO2 FOR THE ENTIRE YOGA SESSION WAS 3.7 (STANDARD DEVIATION [SD] 0.43, RANGE: 4.4-8.9) ML/KG/MIN. YOGA-VO2 VARIED BY BODY ORIENTATION: STANDING = 7.5 (SD = 1.5) ML/KG/MIN, LYING = 5.3 (SD = 1.0) ML/KG/MIN, AND SITTING = 5.4 (SD = 1.1) ML/KG/MIN. AFTER ADJUSTING FOR BODY MASS, FREQUENCY OF YOGA PRACTICE, AND RESTING ENERGY EXPENDITURE, FEMALE GENDER WAS NEGATIVELY ASSOCIATED WITH MEAN YOGA VO2 FOR STANDING (B = -112.19, P < 0.05), LYING (B = -141.87, P < 0.05), AND SITTING (B = -129.96, P < 0.05). MEAN VO2 FOR WALKING 2 MPH WAS COMPARABLE WITH SITTING (R = 0.836, P < 0.05) AND LYING (R = 0.735, P < 0.05) WHEREAS WALKING AT 3 MPH WAS COMPARABLE WITH STANDING (R = 0.718, P < 0.05) AND SITTING (R = 0.760, P < 0.05). CONCLUSION: WE CONCLUDE THAT VO2 DURING YOGA PRACTICE IS COMPARABLE TO VO2 DURING SLOW TREADMILL WALKING AND MAY VARY BASED ON GENDER AND BODY ORIENTATION. 2018 14 537 31 COMPARISONS OF TAI CHI AND IYENGAR YOGA INTERVENTION EFFECTS ON MUSCLE STRENGTH, BALANCE, AND CONFIDENCE IN BALANCE. BACKGROUND: THE AIM OF THE STUDY IS TO COMPARE A 16-WEEK TAI CHI AND IYENGAR YOGA PROGRAM EFFECTS ON MUSCLE STRENGTH, STATIC AND DYNAMIC BALANCE, AND BALANCE CONFIDENCE IN ELDERLY PEOPLE. METHODS: A TOTAL OF 48 PARTICIPANTS (>/=60 YEARS OLD) WITHOUT MOBILITY-IMPAIRING NEUROLOGICAL DISEASE, DEMENTIA, CARDIOVASCULAR DISEASE/SYMPTOMS DURING MODERATE EXERCISE, POORLY CONTROLLED HYPERTENSION, OR BALANCE-IMPAIRING DRUG USE. PARTICIPANTS WERE DIVIDED INTO A TAI CHI GROUP, AN IYENGAR YOGA GROUP, AND A CONTROL GROUP (EIGHT MALES AND EIGHT FEMALES PER GROUP), USING A RESTRICTED RANDOMIZATION SCHEME GENERATED BY SOFTWARE. WHILE THE FORMER TWO UNDERTOOK 16-WEEK EXERCISE PROGRAMS, THE CONTROL GROUP RECEIVED GENERAL EDUCATION. MAXIMUM CONCENTRIC STRENGTH WAS MEASURED WITH AN ISOKINETIC DYNAMOMETER. THE ONE-LEGGED STAND WITH EYES CLOSED, "8 FEET UP AND GO," AND ACTIVITIES-SPECIFIC BALANCE CONFIDENCE (ABC) SCALE WERE USED TO ASSESS STATIC BALANCE, DYNAMIC BALANCE, AND BALANCE CONFIDENCE IN DAILY ACTIVITIES, RESPECTIVELY. RESULTS: BOTH PROGRAMS IMPROVED ALL MEASURES SIGNIFICANTLY WITH TAI CHI BEING MORE EFFECTIVE FOR INCREASING KNEE FL EXOR STRENGTH (P=0.045) AND EXTENSOR STRENGTH (P=0.032) AND ABC SCORE (P=0.034); IYENGAR YOGA WAS MORE EFFECTIVE FOR IMPROVING STATIC BALANCE (P=0.014) AND DYNAMIC BALANCE (P=0.025; ALL P VALUES HERE VS. THE OTHER PROGRAM). CONCLUSIONS: TAI CHI AND IYENGAR YOGA CAN IMPROVE STRENGTH, BALANCE, AND BALANCE CONFIDENCE AMONG OLDER PEOPLE. BOTH ARE SUITABLE EXERCISE CHOICES FOR OLDER ADULTS. 2021 15 107 37 A PILOT RANDOMIZED CONTROLLED TRIAL OF THE EFFECTS OF CHAIR YOGA ON PAIN AND PHYSICAL FUNCTION AMONG COMMUNITY-DWELLING OLDER ADULTS WITH LOWER EXTREMITY OSTEOARTHRITIS. OBJECTIVES: TO DETERMINE EFFECTS OF SIT 'N' FIT CHAIR YOGA, COMPARED TO A HEALTH EDUCATION PROGRAM (HEP), ON PAIN AND PHYSICAL FUNCTION IN OLDER ADULTS WITH LOWER EXTREMITY OSTEOARTHRITIS (OA) WHO COULD NOT PARTICIPATE IN STANDING EXERCISE. DESIGN: TWO-ARM RANDOMIZED CONTROLLED TRIAL. SETTING: ONE HUD SENIOR HOUSING FACILITY AND ONE DAY SENIOR CENTER IN SOUTH FLORIDA. PARTICIPANTS: COMMUNITY-DWELLING OLDER ADULTS (N = 131) WERE RANDOMLY ASSIGNED TO CHAIR YOGA (N = 66) OR HEP (N = 65). THIRTEEN DROPPED AFTER ASSIGNMENT BUT PRIOR TO THE INTERVENTION; SIX DROPPED DURING THE INTERVENTION; 106 OF 112 COMPLETED AT LEAST 12 OF 16 SESSIONS (95% RETENTION RATE). INTERVENTIONS: PARTICIPANTS ATTENDED EITHER CHAIR YOGA OR HEP. BOTH INTERVENTIONS CONSISTED OF TWICE-WEEKLY 45-MINUTE SESSIONS FOR 8 WEEKS. MEASUREMENTS: PRIMARY: PAIN, PAIN INTERFERENCE; SECONDARY: BALANCE, GAIT SPEED, FATIGUE, FUNCTIONAL ABILITY MEASURED AT BASELINE, AFTER 4 WEEKS OF INTERVENTION, AT THE END OF THE 8-WEEK INTERVENTION, AND POST-INTERVENTION (1 AND 3 MONTHS). RESULTS: THE CHAIR YOGA GROUP SHOWED GREATER REDUCTION IN PAIN INTERFERENCE DURING THE INTERVENTION (P = .01), SUSTAINED THROUGH 3 MONTHS (P = .022). WOMAC PAIN (P = .048), GAIT SPEED (P = .024), AND FATIGUE (P = .037) WERE IMPROVED IN THE YOGA GROUP DURING THE INTERVENTION (P = .048) BUT IMPROVEMENTS WERE NOT SUSTAINED POST INTERVENTION. CHAIR YOGA HAD NO EFFECT ON BALANCE. CONCLUSION: AN 8-WEEK CHAIR YOGA PROGRAM WAS ASSOCIATED WITH REDUCTION IN PAIN, PAIN INTERFERENCE, AND FATIGUE, AND IMPROVEMENT IN GAIT SPEED, BUT ONLY THE EFFECTS ON PAIN INTERFERENCE WERE SUSTAINED 3 MONTHS POST INTERVENTION. CHAIR YOGA SHOULD BE FURTHER EXPLORED AS A NONPHARMACOLOGIC INTERVENTION FOR OLDER PEOPLE WITH OA IN THE LOWER EXTREMITIES. TRIAL REGISTRATION: CLINICALTRIALS.GOV: NCT02113410. 2017 16 782 30 EFFECT OF YOGA BASED LIFESTYLE INTERVENTION ON PATIENTS WITH KNEE OSTEOARTHRITIS: A RANDOMIZED CONTROLLED TRIAL. OBJECTIVE: TO INVESTIGATE THE EFFECT OF INTEGRATED APPROACH OF YOGA THERAPY (IAYT) INTERVENTION IN INDIVIDUAL WITH KNEE OSTEOARTHRITIS. DESIGN: RANDOMIZED CONTROLLED CLINCIAL TRAIL. PARTICIPANTS: SIXTY-SIX INDIVIDUAL PREDIAGNOSED WITH KNEE OSTEOARTHRITIS AGED BETWEEN 30 AND 75 YEARS WERE RANDOMIZED INTO TWO GROUPS, I.E., YOGA (N = 31) AND CONTROL (N = 35). YOGA GROUP RECEIVED IAYT INTERVENTION FOR 1 WEEK AT YOGA CENTER OF S-VYASA WHEREAS CONTROL GROUP MAINTAINED THEIR NORMAL LIFESTYLE. OUTCOME MEASURES: THE FALLS EFFICACY SCALE (FES), HANDGRIP STRENGTH TEST (LEFT HAND LHGS AND RIGHT HAND RHGS), TIMED UP AND GO TEST (TUG), SIT-TO-STAND (STS), AND RIGHT & LEFT EXTENSION AND FLEXION WERE MEASURED ON DAY 1 AND DAY 7. RESULTS: THERE WERE A SIGNIFICANT REDUCTION IN TUG (P < 0.001), RIGHT (P < 0.001), AND LEFT FLEXION (P < 0.001) WHEREAS SIGNIFICANT IMPROVEMENTS IN LHGS (P < 0.01), AND RIGHT EXTENSION (P < 0.05) & LEFT EXTENSION (P < 0.001) FROM BASELINE IN YOGA GROUP. CONCLUSION: IAYT PRACTICE SHOWED AN IMPROVEMENT IN TUG, STS, HGS, AND GONIOMETER TEST, WHICH SUGGEST IMPROVED MUSCULAR STRENGTH, FLEXIBILITY, AND FUNCTIONAL MOBILITY. CTRI REGISTRATION NUMBER: HTTP://CTRI.NIC.IN/CLINICALTRIALS, IDENTIFIER CTRI/2017/10/010141. 2018 17 387 39 BENEFITS OF THAI YOGA ON PHYSICAL MOBILITY AND LOWER LIMB MUSCLE STRENGTH IN OVERWEIGHT/OBESE OLDER WOMEN: A RANDOMIZED CONTROLLED PILOT TRIAL. BACKGROUND AND PURPOSE: ALTHOUGH THAI YOGA (TY) IS REPORTED TO IMPROVE HEALTH-RELATED FITNESS FOR THE ELDERLY, NO STUDY HAS YET CARRIED OUT THE EFFECT OF TY PROGRAM ON PHYSICAL MOBILITY AND LOWER-LIMB MUSCLE STRENGTH IN OVERWEIGHT/OBESE OLDER WOMEN. MATERIALS AND METHODS: IN A RANDOMIZED CONTROLLED PILOT DESIGN, TWENTY-TWO SEDENTARY WOMEN WITH A BMI >/= 23 KG/M(2), AGED 62 +/- 1 YEARS WERE RANDOMLY ASSIGNED TO EITHER A TY GROUP FOR 60 MIN, 3 TIMES A WEEK OR TO A "NO EXERCISE" CONTROL (CON) GROUP. SIT AND REACH (SRT), FUNCTIONAL REACH (FRT) AND 30-S CHAIR STAND (CST-30), 8-FOOT UP AND GO (8UGT), 6-MIN WALK (6MWT)) AND LOWER-LIMB MUSCLE STRENGTH WERE MEASURED AT THE BEGINNING, 4, AND 8 WEEKS. RESULTS: AT WEEK 4, A SIGNIFICANT BETWEEN GROUPS WAS OBTAINED IN CST-30, 8UGT, AND 6MWT. AT WEEK 8, FRT, 8UGT, 6MWT AND KNEE FLEXOR AND EXTENSOR MUSCLE STRENGTH WERE IMPROVED IN THE TY OVER THE CON. SIGNIFICANT IMPROVEMENT WAS FOUND IN ALL VARIABLES WITHIN THE TY, BUT NO CHANGE WAS OBSERVED IN THE CON. CONCLUSION: AN 8-WEEK TY PROGRAM APPEARS TO PROVIDE BENEFICIAL IMPROVEMENTS IN PHYSICAL MOBILITY IN OVERWEIGHT/OBESE OLDER WOMEN. 2021 18 992 25 EFFECTS OF HATHA YOGA PRACTICE ON THE HEALTH-RELATED ASPECTS OF PHYSICAL FITNESS. TEN HEALTHY, UNTRAINED VOLUNTEERS (NINE FEMALES AND ONE MALE), RANGING IN AGE FROM 18-27 YEARS, WERE STUDIED TO DETERMINE THE EFFECTS OF HATHA YOGA PRACTICE ON THE HEALTH-RELATED ASPECTS OF PHYSICAL FITNESS, INCLUDING MUSCULAR STRENGTH AND ENDURANCE, FLEXIBILITY, CARDIORESPIRATORY FITNESS, BODY COMPOSITION, AND PULMONARY FUNCTION. SUBJECTS WERE REQUIRED TO ATTEND A MINIMUM OF TWO YOGA CLASSES PER WEEK FOR A TOTAL OF 8 WEEKS. EACH YOGA SESSION CONSISTED OF 10 MINUTES OF PRANAYAMAS (BREATH-CONTROL EXERCISES), 15 MINUTES OF DYNAMIC WARM-UP EXERCISES, 50 MINUTES OF ASANAS (YOGA POSTURES), AND 10 MINUTES OF SUPINE RELAXATION IN SAVASANA (CORPSE POSE). THE SUBJECTS WERE EVALUATED BEFORE AND AFTER THE 8-WEEK TRAINING PROGRAM. ISOKINETIC MUSCULAR STRENGTH FOR ELBOW EXTENSION, ELBOW FLEXION, AND KNEE EXTENSION INCREASED BY 31%, 19%, AND 28% (P<0.05), RESPECTIVELY, WHEREAS ISOMETRIC MUSCULAR ENDURANCE FOR KNEE FLEXION INCREASED 57% (P<0.01). ANKLE FLEXIBILITY, SHOULDER ELEVATION, TRUNK EXTENSION, AND TRUNK FLEXION INCREASED BY 13% (P<0.01), 155% (P<0.001), 188% (P<0.001), AND 14% (P<0.05), RESPECTIVELY. ABSOLUTE AND RELATIVE MAXIMAL OXYGEN UPTAKE INCREASED BY 7% AND 6%, RESPECTIVELY (P<0.01). THESE FINDINGS INDICATE THAT REGULAR HATHA YOGA PRACTICE CAN ELICIT IMPROVEMENTS IN THE HEALTH-RELATED ASPECTS OF PHYSICAL FITNESS. (C)2001 CHF, INC. 2001 19 756 30 EFFECT OF SIX WEEKS YOGA TRAINING ON WEIGHT LOSS FOLLOWING STEP TEST, RESPIRATORY PRESSURES, HANDGRIP STRENGTH AND HANDGRIP ENDURANCE IN YOUNG HEALTHY SUBJECTS. THE PRESENT STUDY WAS DESIGNED TO TEST WHETHER YOGA TRAINING OF SIX WEEKS DURATION MODULATES SWEATING RESPONSE TO DYNAMIC EXERCISE AND IMPROVES RESPIRATORY PRESSURES, HANDGRIP STRENGTH AND HANDGRIP ENDURANCE. OUT OF 46 HEALTHY SUBJECTS (30 MALES AND 16 FEMALES, AGED 17-20 YR), 23 MOTIVATED SUBJECTS (15 MALE AND 8 FEMALE) WERE GIVEN YOGA TRAINING AND THE REMAINING 23 SUBJECTS SERVED AS CONTROLS. WEIGHT LOSS FOLLOWING HARVARD STEP TEST (AN INDEX OF SWEAT LOSS), MAXIMUM INSPIRATORY PRESSURE, MAXIMUM EXPIRATORY PRESSURE, 40 MM ENDURANCE, HANDGRIP STRENGTH AND HANDGRIP ENDURANCE WERE DETERMINED BEFORE AND AFTER THE SIX WEEK STUDY PERIOD. IN THE YOGA GROUP, WEIGHT LOSS IN RESPONSE TO HARVARD STEP TEST WAS 64 +/- 30 G AFTER YOGA TRAINING AS COMPARED TO 161 +/- 133 G BEFORE THE TRAINING AND THE DIFFERENCE WAS SIGNIFICANT (N = 15 MALE SUBJECTS, P < 0.0001). IN CONTRAST, WEIGHT LOSS FOLLOWING STEP TEST WAS NOT SIGNIFICANTLY DIFFERENT IN THE CONTROL GROUP AT THE END OF THE STUDY PERIOD. YOGA TRAINING PRODUCED A MARKED INCREASE IN RESPIRATORY PRESSURES AND ENDURANCE IN 40 MM HG TEST IN BOTH MALE AND FEMALE SUBJECTS (P < 0.05 FOR ALL COMPARISONS). IN CONCLUSION, THE PRESENT STUDY DEMONSTRATES ATTENUATION OF THE SWEATING RESPONSE TO STEP TEST BY YOGA TRAINING. FURTHER, YOGA TRAINING FOR A SHORT PERIOD OF SIX WEEKS CAN PRODUCE SIGNIFICANT IMPROVEMENTS IN RESPIRATORY MUSCLE STRENGTH AND ENDURANCE. 2008 20 1000 29 EFFECTS OF ISHA HATHA YOGA ON CORE STABILITY AND STANDING BALANCE. CONTEXT * ISHA HATHA YOGA IS A FORM OF YOGA PRACTICE THAT PRACTITIONERS CLAIM CAN IMPROVE HEALTH. GAINING A SCIENTIFIC UNDERSTANDING OF ITS EFFECTS ON HEALTH IS A CRUCIAL STEP IN CLAIMING HEALTH BENEFITS. OBJECTIVE * THE STUDY INTENDED TO INVESTIGATE THE EFFECTS OF ISHA HATHA YOGA ON CORE STABILITY AND STANDING BALANCE IN HEALTHY VOLUNTEERS. DESIGN * THE RESEARCH TEAM DESIGNED A QUASIEXPERIMENTAL STUDY. SETTING * THE SETTING WAS AT ISHA YOGA CENTER AT ISHA FOUNDATION IN COIMBATORE, INDIA. PARTICIPANTS * PARTICIPANTS WERE INDIVIDUALS REGISTERED FOR A RESIDENTIAL PROGRAM PROVIDING TRAINING IN ISHA HATHA YOGA AT THE ISHA YOGA CENTER. INTERVENTION * THE TRAINING CONSISTED OF 21 D OF TRAINING IN ISHA HATHA YOGA, INCLUDING UPA YOGA, SURYA KRIYA, ANGAMARDHANA, BHUTA SUDDHI, AND ASANAS. OUTCOME MEASURES * THE SINGLE-LEG STORK TEST AND THE PLANK TEST WERE CONDUCTED BEFORE AND AFTER THE TRAINING. RESULTS * SIGNIFICANT INCREASES OCCURRED IN THE STANDING-STORK TEST SCORES ON THE RIGHT (P = .014) AND LEFT (P = .033) SIDES AND IN THE PLANK TEST SCORES (P < .001). CONCLUSIONS * THE CURRENT STUDY CONCLUDED THAT HEALTHY VOLUNTEERS WHO UNDERWENT 21 D OF TRAINING IN ISHA HATHA YOGA SHOWED SIGNIFICANT IMPROVEMENTS IN CORE STRENGTH AND BALANCE. 2016